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10 Best Synthetic Oil 2024 in the US

Winner

Mobil 1 Ad

Mobil

Mobil 1 Advanced Full Synthetic Motor Oil 5W-20, 5 Quart

10.0

score

Valvoline

Valvoline

Valvoline Full Synthetic High Mileage with MaxLife Technology SAE 5W-30 Motor Oil 5 QT

9.1

score

Castrol ED

Castrol

Castrol EDGE 5W-30 Advanced Full Synthetic Motor Oil, 5 Quarts

8.8

score

Shell Rote

Shell Rotella

Shell Rotella T6 15W-40 Diesel Engine Oil, 1 Gallon (Case of 3)

8.8

score

Valvoline

Valvoline

Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil 5 QT

8.5

score

Pennzoil U

Pennzoil

Pennzoil Ultra Platinum Full Synthetic 5W-30 Gasoline Engine Oil, 5 Quart

7.9

score

Pennzoil P

Pennzoil

Pennzoil Platinum Full Synthetic 5W-30 Gasoline Engine Oil, 5 Quart

7.6

score

Castrol GT

Castrol

Castrol GTX Full Synthetic 0W-20 Motor Oil, 5 Quarts

7.6

score

Castrol ED

Castrol

Castrol EDGE 0W-20 Advanced Full Synthetic Motor Oil, 5 Quarts

7.3

score

Castrol GT

Castrol

Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts

7.0

score

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